How do you simplify 7/(8sqrt7)?

$\frac{\sqrt{7}}{8}$
$\frac{7}{8 \sqrt{7}} \left(1\right) = \frac{7}{8 \sqrt{7}} \left(\frac{\sqrt{7}}{\sqrt{7}}\right) = \frac{\cancel{7} \sqrt{7}}{8 \left(\cancel{7}\right)} = \frac{\sqrt{7}}{8}$